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Individual Calculations September 2009 |
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| Brito, Erick De Paula Total change: 19.50 | |   |
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| IRT Virada Esportiva Santista de Xadrez | Santos/SP | BRA | 2009-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 1798 | 1.50 | 4 | 0.78 | 25 | 19.50 | |
|  Sega, Carlos Alberto | f | | 2148 | BRA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Massarioli, Felipe Alvarenga | | | 2061 | BRA | 1.00 | 1 | 0.82 | 25 | 20.50 | |  Moreira, Ronaldo Alonso | | | 2021 | BRA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Cincinato, Thalita Ariane C | | wf | 2027 | BRA | 0.50 | 1 | 0.29 | 25 | 7.25 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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